19175013

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 33336576

約数和(自身を除く): 14161563

約数列:

[1, 3, 9, 11, 13, 33, 39, 47, 99, 117, 141, 143, 317, 423, 429, 517, 611, 951, 1287, 1551, 1833, 2853, 3487, 4121, 4653, 5499, 6721, 10461, 12363, 14899, 20163, 31383, 37089, 44697, 45331, 60489, 134091, 135993, 163889, 193687, 407979, 491667, 581061, 1475001, 1743183, 2130557, 6391671, 19175013]

約数ペア:

[(1, 19175013), (3, 6391671), (9, 2130557), (11, 1743183), (13, 1475001), (33, 581061), (39, 491667), (47, 407979), (99, 193687), (117, 163889), (141, 135993), (143, 134091), (317, 60489), (423, 45331), (429, 44697), (517, 37089), (611, 31383), (951, 20163), (1287, 14899), (1551, 12363), (1833, 10461), (2853, 6721), (3487, 5499), (4121, 4653)]